1999 Lincoln Navigator Oil Type & Capacity: 5W-20 (6.0 quarts)
The 1999 Lincoln Navigator takes 5W-20 motor oil — 6.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 6.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 5.4 A, 4WD | SAE 5W-20 Premium Synthetic Blend Motor Oil | 6.00 QTS. | — | Refer to Engine Oil recommended applications for SAE 5W-20 and 5W-30 motor oils TSB No. 02-1-9. |
| 5.4 A, RWD | SAE 5W-20 Premium Synthetic Blend Motor Oil | 6.00 QTS. | — | Refer to Engine Oil recommended applications for SAE 5W-20 and 5W-30 motor oils TSB No. 02-1-9. |
| 5.4 L, 4WD | SAE 5W-20 Premium Synthetic Blend Motor Oil | 6.00 QTS. | — | Refer to Engine Oil recommended applications for SAE 5W-20 and 5W-30 motor oils TSB No. 02-1-9. |
| 5.4 L, RWD | SAE 5W-20 Premium Synthetic Blend Motor Oil | 6.00 QTS. | — | Refer to Engine Oil recommended applications for SAE 5W-20 and 5W-30 motor oils TSB No. 02-1-9. |
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🛒 Buy 5W-20 Full Synthetic Oil (6.0 quarts needed) on Amazon💡 Capacity Note: Your 1999 Lincoln Navigator holds 6.0 quarts with filter. Since standard jugs are 5 quarts, be sure to pick up extra 1-quart bottles or a 2-pack to reach the full mark on the dipstick.
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More factory specs & repair guides for your Navigator
🛞 1999 Lincoln Navigator Tire Size & Pressure →🌧️ 1999 Lincoln Navigator Wiper Blade Sizes →💡 1999 Lincoln Navigator Light Bulb Sizes →📖 1999 Lincoln Navigator Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
25.5 quarts (24.13 L) — 50/50 mixture of FORD Premium Cooling System Fluid and water. DO NOT use FORD Extended Life Engine Coolant (orange color).
Frequently asked questions
What type of oil does a 1999 Lincoln Navigator take?
The 1999 Lincoln Navigator takes 5W-20 motor oil (SAE 5W-20 Premium Synthetic Blend Motor Oil), per the factory service manual.
What is the oil capacity of a 1999 Lincoln Navigator?
The 1999 Lincoln Navigator oil capacity is 6.0 quarts with a filter change.
How often should I change the oil in my 1999 Lincoln Navigator?
Most 1999 Lincoln Navigator owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Lincoln recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1999 Lincoln Navigator?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1999 Lincoln Navigator. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.